package ssm.shopping.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import ssm.shopping.commons.SysContent;

/**
 * 过滤器
 * 将HttpServletRequest，HttpServletResponse保存到SysContent类中
 * @author JiangHuiJun
 *
 */
public class InitContent implements Filter {

	@Override
	public void doFilter(ServletRequest arg0, ServletResponse arg1,FilterChain arg2) throws IOException, ServletException {
		SysContent.setRequest((HttpServletRequest) arg0);
		SysContent.setResponse((HttpServletResponse) arg1);
		arg2.doFilter(arg0, arg1);
	}

	@Override
	public void init(FilterConfig arg0) throws ServletException {
	}

	@Override
	public void destroy() {
	}

}
